Re: [Patch v2 2/2] mm/khugepaged: remove definition of struct khugepaged_mm_slot

[SeongJae Park <sj@kernel.org>]

On Sun, 21 Sep 2025 15:08:30 +0000 Wei Yang <richard.weiyang@gmail.com> wrote:

> On Sat, Sep 20, 2025 at 06:41:30AM -0700, SeongJae Park wrote:
> >On Sat, 20 Sep 2025 12:29:58 +0000 Wei Yang <richard.weiyang@gmail.com> wrote:
> >
> >> On Sat, Sep 20, 2025 at 04:52:33AM -0700, SeongJae Park wrote:
[...]
> I run Qemu with kernel built from mm-new base commit b8086c280108
> "drivers/base: move memory_block_add_nid() into the caller". Then run the
> kunit command above.
> 
> Not see error for around 20 times of the test.
> 
> Is my step correct?

That's same to my repro step.

> 
> >
> >It was also reproducible when I build and install kernel on my QEMU machine
> >using 'make install'.
> >
> 
> Run qemu with the same kernel and do "make clean && make all" several times.
> 
> Not spot errors yet.
> 
> kselftests/mm/khugepaged pass with this kernel.
> 
> Will do kernel build for more time to see the effect.
> 
> If my step is not correct, please let me know.

Your steps for kunit and kernel build were same to what I did.  Maybe there are
more factors for more stable repro.  I didn't have time to dig in more, sorry.


Thanks,
SJ

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